<template>
	<el-tooltip class="item" effect="dark" :content="btn.title" placement="bottom-start" v-for="btn in leftBtnList">
		<el-button :icon="btn.icon" type="primary"></el-button>
	</el-tooltip>
	<el-tooltip class="item" effect="dark" content="后退" placement="bottom-start">
		<el-button icon="el-icon-back" type="primary"></el-button>
	</el-tooltip>
	<el-tooltip class="item" effect="dark" content="前进" placement="bottom-start">
		<el-button icon="el-icon-right" type="primary"></el-button>
	</el-tooltip>
</template>

<script>
import constant from './../utils/constant'
import designTool from './../utils/designtool'

export default {
	mixins: [constant, designTool],
	data() {
		return {
			leftBtnList: [],
		}
	},
	mounted() {
		this.leftBtnList = constant.btnList;
	},
	methods: {}
}

</script>
